AVIAN

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10001	t1	VSPLIT		Receptor,Rod,Cone
10002	t1	RCPMODE		Rod,1
10003	t1	TSPLIT		Cone,LWS cone,SWS cone
10004	t1	OPSIN		LWS cone,530
10005	t1	TSPLIT		SWS cone,MWS cone,SWS1 cone
10006	t1	OPSIN		SWS1 cone,380
10008	t1	TSPLIT		MWS cone,Rh2 cone,SWS2 cone
10009	t1	OPSIN		SWS2 cone,440
106382	t1	DSCOPP		643,SWS2 cone,SWS1 cone,Rod
106383	t1	DISCOPP		10003,Rh2 cone
106384	t1	CONNOPP		10003,+,Rh2 cone
106385	t1	DSCOPP		10005,Rh2 cone
106386	t1	CONNOPP		10008,+,LWS cone
106387	t1	DSCOPP		10008,SWS2 cone
106388	t1	DISCOPP		10008,Rh2 cone
106389	t1	CONNOPP		10008,-,Rh2 cone
106412	t1	NAMEOPP		643,Luminance (photopic)
106413	t1	NAMEOPP		10001,Luminance (scotopic)
106416	t1	DELOPP		106390
106418	t1	CONNdhgOPP	10003,+,LWS cone
106438	t1	NAMEOPP		10003,Yellow-Blue
106439	t1	NAMEOPP		10005,Blue-UV
106440	t1	NAMEOPP		10008,Red-Green
1335409	t1	RCPACU		Cone,2
1335410	t1	RCPACU		Rod,.5
10007	t478	RCPNAME		Rod-like,Rod
106626	t478	GRADLVL		50
1335402	t478	RCPACU		LWS cone,Rh2 cone,5
1335403	t478	RCPACU		SWS2 cone,SWS1 cone,1
1361559	t478	RCPACU		Rod,2
1561559	t478	RCPACU		Rod,2
106390	t159	VSPLIT		LWS cone,LWS cone,Double cone
106391	t159	SCRPIG		Double cone,408,445,150,2
106392	t159	DSCOPP		643,LWS cone,Rh2 cone
106393	t159	DSCOPP		10003,Double cone
106394	t159	DSCOPP		10008,Double cone
106630	t159	DISCOPP		10003,SWS1 cone
106673	t159	DELOPP		Luminance (photopic)2
106684	t159	DELOPP		106390Luminance (photopic)2
106685	t159	CONNOPP		10003,+,LWS cone
106373	t402	OPSIN		LWS cone,Double cone,565
106374	t402	PORPH		Double cone,LWS cone,Rh2 cone,SWS2 cone,SWS1 cone,Rod,0
106375	t402	SCRPIG		LWS cone,530,600,270,5
106376	t402	OPSIN		Rh2 cone,505
106377	t402	OPSIN		SWS2 cone,440
106378	t402	OPSIN		SWS1 cone,360
106379	t402	SCRPIG		Rh2 cone,475,535,200,3
106380	t402	SCRPIG		SWS2 cone,408,440,100,1
106381	t402	NOSCRPIG	SWS1 cone
106687	t5	DSCOPP		10003,SWS1 cone
106688	t5	DELOPP		106390Yellow-Blue2
106689	t5	RCPNAME		LWS cone,Red cone
106690	t5	RCPNAME		Rh2 cone,Green cone
106691	t5	RCPNAME		SWS2 cone,Blue cone
106692	t5	RCPNAME		SWS1 cone,Vio/UV cone
106728	t5	NAMEOPP		106390,Red-Green
106753	t5	COLOPP		10003,ff0,00f
106754	t5	COLOPP		10005,0ff,f0f
106755	t5	COLOPP		106390,f00,0f0
1351568	t182	ACUITY		12
116883	t186	NOSCRPIG	*
116884	t186	OPSIN		Green cone,Blue cone,0
116885	t186	CONNOPP		643,+,Red cone
116886	t186	RCPNAME		Red cone,LWS cone
116887	t186	RCPNAME		Vio/UV cone,SWS1 cone
116888	t186	RCPNAME		Rod,Rh1 rod
116889	t186	RCPNAME		Double cone,IR receptor
116890	t186	OPSIN		IR receptor,10000
116891	t186	DSCOPP		643,IR receptor
116892	t186	CRE8OPP		Infrared,+IR receptor
116893	t186	COLOPP		10003,cf0,60f
116894	t186	CONNOPP		10003,-,SWS1 cone
116895	t186	COLOPP		116892,f00,067
1351581	t186	ACUITY		4
2858	s528	OPSIN		LWS cone,550
2859	s528	OPSIN		Rh1 transmuted cone,0
2860	s528	OPSIN		SWS1 cone,361
2861	s528	OPSIN		Rh1 Rod,497
2862	s528	OPSIN		IR receptor,0

Notes and References:

Davies W., Cowing J., Bowmaker J.K., Carvalho L., Gower D., Hunt D. (2009) Shedding Light on Serpent Sight: The Visual Pigments of Henophidian Snakes. The Journal of Neuroscience 29: 7519-25. doi:10.1523/JNEUROSCI.0517-09.2009

Warrant E.J., Nilsson D.-E. (1998) Absorption of White Light in Photoreceptors. Vision Res., Vol. 38, No. 2, pp. 195-207. PII: S0042-6989(97)00151-X

Stavenga D., Smits R.P., Hoenders B.J. (1993) Simple Exponential Functions Describing the Absorbance Bands of Visual Pigment Spectra. Vision Res. 33(8) pp. 1011-1017. doi:10.1016/0042-6989(93)90237-Q

Note: Many species may have gaps in available data, which may be filled in with extrapolations from closely related species. The AVIAN website is copyright © 2011-2024 J. Gagnon. All rights reserved unless otherwise specified.

Receptor	Opsin λmax	Filter λmax	Filter λ50%	Recep. λmax
LWS cone	550nm			550nm
Rh1 rod	497nm			497nm
SWS1 cone	361nm			370nm

Description	(+) Terminus	(-) Terminus	Mode
Luminance (photopic)	LWS cone		Photopic
Luminance (scotopic)	Rh1 rod		Scotopic
Green-UVA 550nm - 424nm - 369nm	LWS cone	SWS1 cone	Photopic

Animal Vision Interactive Analyzer

Sunbeam snake (Xenopeltis unicolor)

Notes and References: